986877648 has 80 divisors (see below), whose sum is σ = 2844758400. Its totient is φ = 327559680.

The previous prime is 986877643. The next prime is 986877673. The reversal of 986877648 is 846778689.

986877648 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (986877641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99373 + ... + 108851.

It is an arithmetic number, because the mean of its divisors is an integer number (35559480).

Almost surely, 2^986877648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 986877648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1422379200).

986877648 is an abundant number, since it is smaller than the sum of its proper divisors (1857880752).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

986877648 is a wasteful number, since it uses less digits than its factorization.

986877648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9737 (or 9725 counting only the distinct ones).

The product of its digits is 32514048, while the sum is 63.

The square root of 986877648 is about 31414.6088309245. The cubic root of 986877648 is about 995.6066090495.

The spelling of 986877648 in words is "nine hundred eighty-six million, eight hundred seventy-seven thousand, six hundred forty-eight".